<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        *{
            margin: 0;
            padding: 0;
        }
        .login-box{
            width: 500px;
            height: 400px;
            margin: 50px;
            margin: 100px auto;
            border: 3px solid slategray;
            border-radius: 30px;
        }
        .login-box .title{
            font-weight: bold;
            line-height: 80px;
            text-align: center;
        }
        .mima{
            /* float: right; */
            color: aqua;
            margin-left: 400px;
        }
        .login-box .block{
            margin: 30px 0;
        }
        .login-box .block input{
            height: 40px;
            padding-left: 20px;
            border: 1px solid #ccc;
            border-radius: 5px;
            width: 100%;
            outline: none;
            box-sizing: border-box;
        }
    </style>
</head>
<body>
    <div class="login-box">
        <div class="title">登录页</div>
        <div class="block">
            <input type="text" placeholder="输入用户名">
        </div>
        <div class="block">
            <input type="password" placeholder="输入密码">
        </div>
        <div class="mima">忘记密码?</div>
        <div class="block">
            <input type="button" value="登陆">
        </div>
        <!-- <div>忘记密码?</div> -->
    </div>
</body>
</html>
<script src="./Promise.js"></script>
<script>
    //获取三个input输入框
    var inputs = document.querySelectorAll('.login-box .block input')
    //给button绑定点击事件
    inputs[2].onclick = function(){
        //对表单内容做校验( 为空校验，格式校验 )
        if(inputs[0].value && inputs[1].value){
             //if( /^1[3-9]\d{9}$/.test( inputs[0].value ) && /^\d{4}$/.test(inputs[1].value) ){
                if(/^\d{4}$/.test(inputs[1].value) ){
                    //通过校验, 发起登陆请求
                    ajax('get','https://yantianfeng.com/api/login',{ username:inputs[0].value,password: inputs[1].value }).then( (data)=>{
                        console.log(data);
                        if( data.status == 200 ){
                            console.log('登陆成功');
                        }else{
                            console.log('登陆失败!');
                        }
                    })
                }else{
                    alert('请输入正确的手机号/密码')
                }
            }else{
                alert('用户名/密码不能为空!')
        }
    }
</script>